3DPrinting/PrusaSlicer-NonPlainar
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Fixed a crash when switching to Preview

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This commit is contained in:
Lukas Matena 2020-04-08 17:22:27 +02:00
parent d3bb966f4d
commit 3e15d22f35
2 changed files with 5 additions and 3 deletions
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5
src/slic3r/GUI/Gizmos/GLGizmosCommon.cpp
View file

@ -73,8 +73,9 @@ Raycaster* CommonGizmosDataPool::raycaster() const
ObjectClipper* CommonGizmosDataPool::object_clipper() const
{
ObjectClipper* oc = dynamic_cast<ObjectClipper*>(m_data.at(CommonGizmosDataID::ObjectClipper).get());
assert(oc);
return oc->is_valid() ? oc : nullptr;
// ObjectClipper is used from outside the gizmos to report current clipping plane.
// This function can be called when oc is nullptr.
return (oc && oc->is_valid()) ? oc : nullptr;
}
SupportsClipper* CommonGizmosDataPool::supports_clipper() const

3
src/slic3r/GUI/Gizmos/GLGizmosManager.cpp
View file

@ -412,7 +412,8 @@ bool GLGizmosManager::gizmo_event(SLAGizmoEventType action, const Vec2d& mouse_p
ClippingPlane GLGizmosManager::get_clipping_plane() const
{
if (! m_common_gizmos_data->object_clipper()
if (! m_common_gizmos_data
|| ! m_common_gizmos_data->object_clipper()
|| m_common_gizmos_data->object_clipper()->get_position() == 0.)
return ClippingPlane::ClipsNothing();
else {